[PATCH v1] ext4: Use ERR_CAST to return an error-valued pointer
From: Yu Jiaoliang
Date: Thu Sep 19 2024 - 22:15:09 EST
Instead of directly casting and returning an error-valued pointer,
use ERR_CAST to make the error handling more explicit and improve
code clarity.
Signed-off-by: Yu Jiaoliang <yujiaoliang@xxxxxxxx>
---
fs/ext4/namei.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 790db7eac6c2..cb9db1e82099 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -1747,7 +1747,7 @@ static struct buffer_head * ext4_dx_find_entry(struct inode *dir,
#endif
frame = dx_probe(fname, dir, NULL, frames);
if (IS_ERR(frame))
- return (struct buffer_head *) frame;
+ return ERR_CAST(frame);
do {
block = dx_get_block(frame->at);
bh = ext4_read_dirblock(dir, block, DIRENT_HTREE);
@@ -1952,7 +1952,7 @@ static struct ext4_dir_entry_2 *do_split(handle_t *handle, struct inode *dir,
if (IS_ERR(bh2)) {
brelse(*bh);
*bh = NULL;
- return (struct ext4_dir_entry_2 *) bh2;
+ return ERR_CAST(bh2);
}
BUFFER_TRACE(*bh, "get_write_access");
--
2.34.1